Practice-based research network solutions to methodological challenges encountered in a national, prospective cohort study of mothers and newborns.
Finch SA, Lalama C, Spino C, Schwartz HC, Wasserman RC, McCormick MC, Bernstein HH. Practice-based research network solutions to methodological challenges encountered in a national, prospective cohort study of mothers and newborns. Paediatr Perinat Epidemiol. 2008 Jan; 22(1):87-98.